Kodi OHC imayimira chiyani ndipo imasiyana ndi chiyani?

Kuchokera m'nkhaniyi mupeza kuti ndi magalimoto ati omwe anali ndi injini za camshaft zapamwamba ndikupeza kusiyana kotani pakati pa DOHC ndi SOHC.

injini ya camshaft pamwamba

Ma injini a OHC amadziwika ndi mtundu wapadera wa nthawi ya valve momwe shaft drive shaft ili mwachindunji pamutu wa silinda. Magalimoto ambiri amakono amagwiritsa ntchito injini za OHC. Ndizosavuta kugwiritsa ntchito, zoyendetsedwa ndi unyolo kapena lamba wotanuka wokhala ndi gudumu la mano.

SOHC idafika pachimake pakutchuka

Ma injini a SOHC anali otchuka kwambiri m'ma XNUMX. Iwo ndi ochepa mwadzidzidzi, amphamvu kuposa DOHC, koma sanasinthe msika. Ubwino wa dongosolo la SOHC ndikusowa kwa zinthu zanthawi monga ma pushrods ndi zotchingira zotsekera. Chifukwa cha izi, injini ndi yothamanga ndipo imapereka liwiro labwino kwambiri.

DOHC ndiye yankho langwiro?

Injini ya DOHC imadziwika ndi kukhala ndi ma camshafts awiri ndipo imagwiritsidwa ntchito padziko lonse lapansi kutanthauza injini za pistoni momwe mutu uli ndi ma camshaft awiri. Injini zokhala ndi nthawi yamtunduwu ndizomwe zimakhala zogwira mtima kwambiri komanso zolimbikitsidwa. Amapereka mphamvu zambiri ndikugwiritsa ntchito mafuta ochepa. 

Injini ya DOHC ndiyothandiza komanso yotsika mtengo, chifukwa chake ndi yotchuka kwambiri ndi opanga magalimoto.